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Polypenkolonien, Wanderfrusteln und Entwicklungsstadien der Medusen von Craspedacusta sowerbii

Formal Metadata

Title
Polypenkolonien, Wanderfrusteln und Entwicklungsstadien der Medusen von Craspedacusta sowerbii
Alternative Title
Polyp Colonies, Migratory Frustules and Morphogenesis of the Medusae of Craspedacusta sowerbii
Author
License
No Open Access License:
German copyright law applies. This film may be used for your own use but it may not be distributed via the internet or passed on to external parties.
Identifiers
IWF SignatureD 1167
Publisher
Release Date1975
LanguageGerman
Producer
Production Year1968

Technical Metadata

IWF Technical DataFilm, 16 mm, LT, 62 m ; SW, 6 min

Content Metadata

Subject Area
Genre
Abstract
German
German
Süßwassermeduse; Hydrozoa. Habitus und Bewegung des Polypen. Bildung von Wanderfrusteln und Medusen durch Knospung. Fortbewegung der Frusteln, Entwicklung der Meduse, Habitus und Bewegung.
English
English
The film shows individual examples and colonies of the polyps Craspedacusta sowerbii. Using a quick motion effect camera, searching movements of the polyp heads are shown. The lateral bud formation of the polyps is shown as asexual reproduction. Separation of the newly formed bud from the mother polyp and creeping motion are shown in quick motion and at normal speed.
Keywords
German
German
English
English
IWF Classification
German
German
English
English